Dissociable substrates underlie the production of abstract and concrete nouns

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• 作者：Katheryn A.Q. Cousins ; ^{kcous@mail.med.upenn.edu} ; Sharon Ash ; David J. Irwin ; Murray Grossman ; ^{mgrossma@mail.med.upenn.edu}
• 关键词：Semantic memory ; Production ; Abstract ; Concrete ; svPPA ; bvFTD
• 刊名：Brain and Language
• 出版年：2017
• 出版时间：February 2017
• 年：2017
• 卷：165
• 期：Complete
• 页码：45-54
• 全文大小：848 K
• 卷排序：165

文摘

Investigation of anatomical regions underlying concrete and abstract noun production. Examined semistructured speech samples in svPPA and bvFTD compared to controls. Decreased concrete noun production in svPPA related to left ventral temporal lobe. Decreased abstract noun production in bvFTD related to left inferior frontal gyrus. Behavioral and anatomic double-dissociation between abstract and concrete nouns.